Material suggested in the original source:
70 g fine art-silk and steel needles size 3/0 for an approx. diameter of 62 cm/25”. (Old German needle size)
First published in 1937.
No. 16, Pimpinela, in Labores Beyer.
Page 20 in Muestras y Motivos. Materials as listed above for an approx. diam. of 80 cm/ 31.5”.